Leo Grey McElhenney is a well-known celebrity son who has gained recognition in the media as the second-born child of Rob McElhenney and Kaitlin Olson. Rob McElhenney, also known as Robert McElhenney III, is a renowned American actor, comedian, producer, writer, podcaster, and sports executive.

Kaitlin Olson, Leo’s mother, is a popular American actress and comedian. Leo has an older sibling named Axel Lee McElhenney, born on September 1, 2010. In this article, we will delve into the life, personal details, and interesting facts about Leo Grey McElhenney.

Leo Grey McElhenney Quick Facts

  • Real Name: Leo Grey McElhenney
  • Nick Name: Leo
  • Date of Birth: April 5, 2012
  • Age: 11 years (as of 2023)
  • Birthplace: United States
  • Height: 4 feet 1 inch (125 cm)
  • Weight: 30 kg (66 lbs.)
  • Eye Color: Brown
  • Hair Color: Blonde

Personal Life & Family

Leo Grey McElhenney is a member of a prominent family in the entertainment industry. His father, Rob McElhenney, is widely recognized for his role as Mac in the popular sitcom “It’s Always Sunny in Philadelphia.” His mother, Kaitlin Olson, is also an accomplished actress known for her role as Dee Reynolds in the same series.

Leo’s parents have been successful in their respective careers, garnering a significant fan base and establishing themselves as household names.

Leo has a close bond with his parents and is fortunate to have their constant love and support. Despite his young age, Leo has been exposed to the world of show business through his parents’ careers. They have raised him in a nurturing environment, ensuring he receives the attention and care he needs to thrive.


As of now, Leo Grey McElhenney is a student and currently attending a private high school. Although there is limited information available about his educational journey, it can be assumed that Leo’s parents prioritize providing him with a well-rounded education. Growing up in a family of accomplished individuals in the entertainment industry, Leo is exposed to various opportunities for personal and academic growth.

Favorite Things

Leo Grey McElhenney, like any other child, has his own set of favorite things. He enjoys playing video games in his leisure time and finds them to be an engaging source of entertainment. Leo also has a fascination for collecting cards and famous comic books, showcasing his interest in popular culture.

When it comes to sports, Leo shows a preference for American football, cheering for his favorite teams and players. Additionally, Leo has expressed a fondness for the vibrant city of New York, making it his favorite city to visit in the United States.

Some Interesting Facts About Leo Grey McElhenney

Leo Grey McElhenney holds American nationality and belongs to Caucasian ethnicity.

  • Despite his young age, Leo is a diligent and dedicated student in his school.
  • While Leo is too young to have a profession of his own, he is learning from his parents and school, gaining valuable insights into various fields.
  • Leo’s recognition in the media and television industry stems from his association with his parents, who are highly regarded figures in the entertainment world.
  • Leo shares a close relationship with his parents, who prioritize his well-being and always lend a listening ear to his thoughts and concerns.
  • Leo is fortunate to have an older brother named Axel Lee McElhenney, who provides him with support and companionship.
  • In addition to his hobbies of playing video games and collecting cards and comic books, Leo has also revealed his fondness for the music of Billie Eilish.

Frequently Asked Questions About Leo Grey McElhenney

How old is Leo Grey McElhenney?

Leo Grey McElhenney was born on April 5, 2012. As of 2023, he is 11 years old.

What is the height and weight of Leo Grey McElhenney?

Leo Grey McElhenney stands at a height of 4 feet 1 inch (125 cm) and weighs approximately 30 kg (66 lbs.).

What is the zodiac sign of Leo Grey McElhenney?

The zodiac sign of Leo Grey McElhenney is unknown.

Who are the parents of Leo Grey McElhenney?

Leo Grey McElhenney’s father is Rob McElhenney, an American actor, and his mother is Kaitlin Olson, an American actress.

What does he do for a living?

As a young child, Leo Grey McElhenney does not have a profession or income of his own. He relies on the support and care provided by his parents, who are financially successful.

Where is he now?

Currently, Leo Grey McElhenney resides in Sherman Oaks, California, where he is enjoying his childhood and creating lasting memories.


Leo Grey McElhenney, the son of Rob McElhenney and Kaitlin Olson, has garnered attention for being a part of a renowned showbiz family. Despite his young age, Leo is already shaping his own identity and interests.

With his parents’ guidance and support, Leo has the opportunity to explore various fields and pursue his passions. As he continues to grow, Leo Grey McElhenney is sure to make his mark in the world, carrying on the legacy of his talented parents.